» This article deals with the use of shared cars for public transport purposes. For the activity of private sharing arrangements between car owners, see Carpool Carsharing is a model of car rental where people rent cars for short periods of time, often by the hour. The organization renting the cars may be a commercial business or the users may be organized as a democratically-controlled company, public agency, cooperative, ad hoc grouping. Today there are more than six hundred cities in the wor… (More on Carsharing)